GoDaddy is acquiring Main Street Hub, an Austin-based social media marketing platform. The deal is for $125M in cash plus up to $50M in potential future earn outs, and is expected to close late in Q2 2018. Founded in 2010 Main Street Hub has raised a total of $93M in debt and equity financing from Silicon Valley Bank, Vista Equity Partners, Bessemer Venture Partners and other investors. For a monthly fee, Main Street Hub handles all aspects of a small business’ online presence including marketing automation, CRM, social media, reputation management…